Perhaps you should try some spelling variations:
historica » historical (Expand Search), istoria (Expand Search), istorice (Expand Search)
historisch » historische (Expand Search), historischen (Expand Search), historisches (Expand Search)
historischer » historischeer (Expand Search), historischener (Expand Search), historischeser (Expand Search), historische (Expand Search), historischen (Expand Search)
historischene » historischeene (Expand Search), historischenene (Expand Search), historischesene (Expand Search), historischen (Expand Search), historische (Expand Search), historisches (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: bibliothek (historica OR (historisch OR (historischer OR historischene))) rumanien im~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "bibliothek (historica OR (historisch OR (historischer OR historischene))) rumanien im".
• Adding a wildcard symbol may retrieve word variants: bibliothek (historica OR (historisch OR (historischer OR historischene))) rumanien im*.